diff --git a/docs/index.html b/docs/index.html
index 502c19ac..cc51072a 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -31,7 +31,7 @@
 		<meta property="og:locale" content="en-GB" />
 		<meta property="og:type" content="article" />
 		<meta property="og:published_time" content="2013-06-13T12:00:00+00:00" />
-		<meta property="og:updated_time" content="2020-09-27T17:29:42+00:00" />
+		<meta property="og:updated_time" content="2020-09-27T17:43:19+00:00" />
 		<meta property="og:author" content="Mike 'Pomax' Kamermans" />
 		<meta property="og:section" content="Bézier Curves" />
 		<meta property="og:tag" content="Bézier Curves" />
diff --git a/docs/ja-JP/index.html b/docs/ja-JP/index.html
index 09c3db2b..d37298bb 100644
--- a/docs/ja-JP/index.html
+++ b/docs/ja-JP/index.html
@@ -33,7 +33,7 @@
 		<meta property="og:locale" content="ja-JP" />
 		<meta property="og:type" content="article" />
 		<meta property="og:published_time" content="2013-06-13T12:00:00+00:00" />
-		<meta property="og:updated_time" content="2020-09-27T17:29:42+00:00" />
+		<meta property="og:updated_time" content="2020-09-27T17:43:19+00:00" />
 		<meta property="og:author" content="Mike 'Pomax' Kamermans" />
 		<meta property="og:section" content="Bézier Curves" />
 		<meta property="og:tag" content="Bézier Curves" />
diff --git a/docs/news/2020-09-18.html b/docs/news/2020-09-18.html
index b2e41349..f8c4d89b 100644
--- a/docs/news/2020-09-18.html
+++ b/docs/news/2020-09-18.html
@@ -27,7 +27,7 @@
 		<meta property="og:locale" content="en-GB" />
 		<meta property="og:type" content="article" />
 		<meta property="og:published_time" content="Thu Sep 17 2020 17:00:00 +00:00" />
-		<meta property="og:updated_time" content="Sun Sep 27 2020 10:29:42 +00:00" />
+		<meta property="og:updated_time" content="Sun Sep 27 2020 10:43:19 +00:00" />
 		<meta property="og:author" content="Mike 'Pomax' Kamermans" />
 		<meta property="og:section" content="Bézier Curves" />
 		<meta property="og:tag" content="Bézier Curves" />
diff --git a/docs/news/index.html b/docs/news/index.html
index 99884b91..38b0a3e0 100644
--- a/docs/news/index.html
+++ b/docs/news/index.html
@@ -26,7 +26,7 @@
 		<meta property="og:description" content="" />
 		<meta property="og:locale" content="en-GB" />
 		<meta property="og:type" content="article" />
-		<meta property="og:published_time" content="Sun Sep 27 2020 10:29:42 GMT-0700 (Pacific Daylight Time)" />
+		<meta property="og:published_time" content="Sun Sep 27 2020 10:43:19 GMT-0700 (Pacific Daylight Time)" />
 		<meta property="og:updated_time" content="" />
 		<meta property="og:author" content="Mike 'Pomax' Kamermans" />
 		<meta property="og:section" content="Bézier Curves" />
diff --git a/docs/news/rss.xml b/docs/news/rss.xml
index 69378a28..99b6043d 100644
--- a/docs/news/rss.xml
+++ b/docs/news/rss.xml
@@ -6,7 +6,7 @@
   <atom:link href="https://pomax.github.io/bezierinfo" rel="self"></atom:link>
   <description>News updates for the <a href="https://pomax.github.io/bezierinfo">primer on Bézier Curves</a> by Pomax</description>
   <language>en-GB</language>
-  <lastBuildDate>Sun Sep 27 2020 10:29:42 +00:00</lastBuildDate>
+  <lastBuildDate>Sun Sep 27 2020 10:43:19 +00:00</lastBuildDate>
   <image>
     <url>https://pomax.github.io/bezierinfo/images/og-image.png</url>
     <title>A Primer on Bézier Curves</title>
diff --git a/docs/style.css b/docs/style.css
index e4d1f786..614aee74 100644
--- a/docs/style.css
+++ b/docs/style.css
@@ -163,11 +163,13 @@ main {
   margin-right: 1em;
 }
 
-#chapters section h1 {
-  position: sticky;
-  top: 0;
-  z-index: 2;
-  border-bottom: 1px solid black;
+@media screen and (min-width: 768px) {
+  #chapters section h1 {
+    position: sticky;
+    top: 0;
+    z-index: 2;
+    border-bottom: 1px solid black;
+  }
 }
 
 #chapters section > h1 > a {
diff --git a/docs/zh-CN/index.html b/docs/zh-CN/index.html
index ee48169c..bb66950c 100644
--- a/docs/zh-CN/index.html
+++ b/docs/zh-CN/index.html
@@ -33,7 +33,7 @@
 		<meta property="og:locale" content="zh-CN" />
 		<meta property="og:type" content="article" />
 		<meta property="og:published_time" content="2013-06-13T12:00:00+00:00" />
-		<meta property="og:updated_time" content="2020-09-27T17:29:42+00:00" />
+		<meta property="og:updated_time" content="2020-09-27T17:43:19+00:00" />
 		<meta property="og:author" content="Mike 'Pomax' Kamermans" />
 		<meta property="og:section" content="Bézier Curves" />
 		<meta property="og:tag" content="Bézier Curves" />